If you haven't been "Keeping Up with the Kardashians," you might not have realized there's a sibling rivalry brewing. Kim Kardashian squeezed her curves into a bikini she "stole" from her 16-year-old sister Kylie Jenner, and shared sexy selfies on Instagram. The 33-year-old reality star said Kylie's "not getting" the black cutaway two-piece back after boasting how it made her post-baby bod look. The family's staying at the Versace Mansion in Miami, where Kanye West's fiancee went for a swim in the pool before attending the DASH boutique opening Wednesday with Khloe and Kourtney. Kim wore a bizarre, see-through metallic chain mail outfit on the red carpet, while Khloe tried to compete in a tight black number with a plunging neckline.» See photos and read more at the Daily Mail.

No, "Pawn Stars" fans: Chumlee is not dead. The reality TV star became the latest victim of a celebrity death hoax on Twitter when #RIPChumlee began trending on the social media site Wednesday. A fake website claimed he died of a rapid weight loss, and parody accounts claiming to be Katie Couric and Las Vegas' World Famous Gold & Silver Pawn Shop owner Rick Harrison confirmed the false report. "I just lost 101 pounds and have never been healthier in my life. Thanks for the concern," Chumlee said in a statement, confirming he's still alive.» Read more at the Las Vegas Review-Journal.

A new report says Halle Berry's marriage is on the rocks. The 47-year-old actress married Olivier Martinez, 48, last year, but have allegedly been living separately for months. Work schedules are at least partially to blame -- Berry is filming her new CBS series "Extant," while Martinez will guest-star on ABC's "Revenge." The pair has not been seen together in months, and the twice-divorced Berry was spotted solo, without her wedding ring, at a post-Oscars party. The couple has a baby boy, Maceo, together and Berry also has a 6-year-old daughter from a previous relationship.» Read more at the New York Daily News.

Miley Cyrus' tongue has finally gotten someone (besides maybe Robin Thicke) in trouble. Charles Nicholas Sarris is suing ShowFx Inc., a Los Angeles-based equipment supply company that made a giant novelty tongue slide for the pop star's "Bangerz" tour. Sarris said he was badly injured in a fall while working on the stage prop's construction. He alleges ShowFx didn't warn him about potential dangers and provided faulty tools. The lawsuit seeks unspecified damages.» Read more at TMZ.